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39

JCT
2007

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Paths with two blocks in n-chromatic digraphs

13 years 9 months ago

Paths with two blocks in n-chromatic digraphs

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Louigi Addario-Berry, Frédéric Havet...

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15

JCT
2007

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Extreme eigenvalues of nonregular graphs

13 years 9 months ago

Extreme eigenvalues of nonregular graphs

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Sebastian M. Cioaba, David A. Gregory, Vladimir Ni...

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14

JCT
2007

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The branchwidth of graphs and their cycle matroids

13 years 9 months ago

The branchwidth of graphs and their cycle matroids

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Illya V. Hicks, Nolan B. McMurray Jr.

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15

JCT
2007

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Integer and fractional packings of hypergraphs

13 years 9 months ago

$Integer and fractional packings of hypergraphs$

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Vojtech Rödl, Mathias Schacht, Mark H. Sigger...

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20

JCT
2007

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Divisibility of generalized Catalan numbers

13 years 9 months ago

Divisibility of generalized Catalan numbers

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We deﬁne a q generalization of weighted Catalan numbers studied by Postnikov and Sagan, and prove a result on the divisibility by p of such numbers when p is a prime and q its p...

Matjaz Konvalinka

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